======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '159'
                                          'artist'  'Gore'
                                     'text_people'  ''
                                         'release'  "Hart Gore / Mean Man's Dream"
                                           'title'  'Out for Blood (live)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
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 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['goregrind', 'instrumental', 'grindcore', 'brutal death metal', 'noise rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '23'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '122.882'
                                             'key'  '9A'
                                        'acoustid'  '1f38dd60-271a-4d9f-8efb-bdc0114a83a9'
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000000 00000210 0000084C'
'COMM:iTunNORM:eng'                                 (' 0000127E 00001930 0000598A 00006617 00007C63 0001D5CB 0000858A 00008489 '
 '00025F8D 00014272')
'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000084C 00000000006AF9A4 00000000 0060F054 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '23+BAFC60BB9789294A798A3539F97BFDBE+12004290'
'TALB' (Album/Movie/Show title)                     "Hart Gore / Mean Man's Dream"
'TBPM' (BPM (beats per minute))                     '122.882'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-11-11'
'TENC' (Encoded by)                                 'iTunes 8.1.0.52'
'TIT2' (Title/songname/content description)         'Out for Blood (live)'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Gore'
'TPE2' (Band/orchestra/accompaniment)               'Gore'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Southern Lord'
'TRCK' (Track number/Position in set)               '15/23'
'TSO2'                                              'Gore'
'TSOP' (Performer sort order)                       'Gore'
'TSST' (Set subtitle)                               'Hart Gore'
'TXXX:ASIN'                                         'B001HM84QM'
'TXXX:Acoustid Id'                                  '1f38dd60-271a-4d9f-8efb-bdc0114a83a9'
'TXXX:BARCODE'                                      '808720009620'
'TXXX:CATALOGNUMBER'                                'sunn96'
'TXXX:DISCOGS_ARTIST_LINK'                          'Gore'
'TXXX:DISCOGS_CATALOG'                              'sunn96'
'TXXX:DISCOGS_COUNTRY'                              'US'
'TXXX:DISCOGS_LABEL_LINK'                           'Southern%20Lord'
'TXXX:DISCOGS_ORIGINAL_TRACK_NUMBER'                '15'
'TXXX:DISCOGS_RELEASED'                             '2008'
'TXXX:DISCOGS_RELEASE_ID'                           '1617042'
'TXXX:MusicBrainz Album Artist Id'                  '9dd2db52-68e0-4718-9759-0f750ba3175c'
'TXXX:MusicBrainz Album Id'                         '4486b42c-90e2-43a4-9177-6aad3ed3365c'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '9dd2db52-68e0-4718-9759-0f750ba3175c'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:STYLE'                                        'Industrial'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['goregrind', 'instrumental', 'grindcore', 'brutal death metal', 'noise rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.02 dB'
'TXXX:replaygain_track_peak'                        '0.436791'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ebe38ae9-1574-4e29-8cb1-2a829a30e917')

========================== row from database ==========================
                                              'id'  1402085
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Hart Gore (1986)/15. Out For Blood.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  159
                                           'genre'  eid-metal-death
                                        'filesize'  8061325
                                           'mtime'  1620301970
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal (1986) 15. For eid metal death
                                      'tag_artist'  Gore
                                     'tag_release'  Hart Gore / Mean Man's Dream
                                       'tag_title'  Out for Blood (live)
                                             'bpm'  122.882
                                    'search_title'  'blood':3 'for':2 'live':4,5 'out':1
                                   'search_artist'  'gore':1
                                  'search_release'  'dream':7 'gore':2 'hart':1 'man':4 'mans':6 'mean':3 's':5
                                     'search_rest'  '00dwimp':1 '00metal':2 '15':5,6 '1986':3,4 'death':10 'eid':8 'for':7 'metal':9
                                    'search_combo'  '00dwimp':14 '00metal':15 '15':18,19 '1986':16,17 'blood':3A 'death':23 'dream':13C 'eid':21 'for':2A,20 'gore':6B,8C 'hart':7C 'live':4A,5A 'man':10C 'mans':12C 'mean':9C 'metal':22 'out':1A 's':11C
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['goregrind', 'instrumental', 'grindcore', 'brutal death metal', 'noise rock']
                                        'tag_date'  2008
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301969.752438  (2021-05-06 13:52:49)
                             'size'  8061325